Evaluation of Strychnos pseudoquina St. Hil. Leaves Extract on Gastrointestinal Activity in Mice.
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NOTA PRÉVIA Dormancy break in seeds of “ quina ” ( Strychnos pseudoquina A . St . - Hil
“Quina” (Strychnos pseudoquina A. St. Hil) is a medicinal plant species from the Brazilian Cerrado. As its seeds show dormancy, they were subjected to the treatments precooling at 5oC during 7 days, pre-heating at 40oC during 7 days, pre-soaking in sulfuric acid PA during 5 and 15 min, pre-soaking in boiling water during 5 and 15 min, pre-soaking in 100 and 200 ppm gibberellic acid during 48 h,...
متن کاملCan a Strychnos species be used as antiulcer agent? Ulcer healing action from alkaloid fraction of Strychnos pseudoquina St. Hil. (Loganiaceae).
ETHNOPHARMACOLOGICAL RELEVANCE Strychnos pseudoquina St. Hil. (Loganiaceae) is one Brazilian native medicinal species described in the first edition of the Brazilian Official Pharmacopoeia in 1929. This medicinal plant, popularly known as "quina-quina", "quina-branca" or "casca aromatica was very commonly used in folk medicine in tea form obtained from the bark and/or leaves as tonic, antipyret...
متن کاملStrychnos pseudoquina and Its Purified Compounds Present an Effective In Vitro Antileishmanial Activity
The development of new and cost-effective alternative therapeutic strategies to treat leishmaniasis has become a high priority. In the present study, the antileishmanial activity of Strychnos pseudoquina St. Hil. was investigated and pure compounds that presented this biological effect were isolated. An ethyl acetate extract was prepared, and it proved to be effective against Leishmania amazone...
متن کاملAntioxidant Activity and phytochemical composition of the leaves of Solanum guaraniticum A. St.-Hil.
Solanum guaraniticum is a shrub belonging to the Solanaceae family popularly known in Brazil as jurubeba or false-jurubeba. The aim of this study was to evaluate the antioxidant activity of crude extract and chloroform, ethyl acetate and n-butanol fractions from its leaves, verifying the ability to remove reactive species and identify and quantify phenolic compounds. The ethyl acetate fraction ...
متن کاملEvaluation of methanolic extract of Ficus platyphylla on gastrointestinal activity.
Methanolic extract of Ficus platyphylla was tested on isolated rabbit jejunum, rat duodenum and gastrointestinal motility in mice. The extract showed a biphasic effect on isolated smooth muscle. Lower concentration of extract caused contraction, while higher concentrations produced relaxation. The contractile phase was attenuated by atropine, while relaxant phase attenuated histamine induced co...
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ژورنال
عنوان ژورنال: ChemInform
سال: 2006
ISSN: 0931-7597,1522-2667
DOI: 10.1002/chin.200603190